.accordion-content {
    max-height: 0;
    transition: max-height 0.5s ease;
    overflow: hidden;
}

.accordion-button:after {
    content: '\02795'; 
    font-size: 13px;
    float: right;
}

.accordion-content.show {
    max-height: 2000px;
}

.accordion-button.active:after {
    content: "\2796"; 
}